Control Module: Locations

Automatic Transmission Electronic Component Views

Automatic Transmission Internal Electronic Components (4L80-E):

22a - Automatic Transmission (AT) Input (Shaft) Speed Sensor (ISS) Assembly
22b - Automatic Transmission (AT) Output (Shaft) Speed Sensor (OSS) Assembly
34 - Automatic Transmission Fluid Temperature (TFT) Sensor
40 - Automatic Transmission Fluid Pressure (TFP) Manual Valve Position Switch
311 - 2-3 Shift Solenoid (SS) Valve Assembly
313 - 1-2 Shift Solenoid (SS) Valve Assembly
320 - Pressure Control (PC) Solenoid Valve Assembly
323 - Torque Converter Clutch Pulse Width Modulation (TCC PWM) Solenoid Valve Assembly

Transmission Control Module (TCM):

1 - Engine Harness
2 - Transmission Control Module (TCM)
3 - Transmission Control Module (TCM) Connector Harness Tow/Haul Switch Location

Tow/Haul Switch Location:

1 - Tow/Haul Switch